#pragma once

#include <cstdint>
#include "midi_transport.h"
#include "ble_midi_transport.h"
#include "led_stub.h"
#include "switch_stub.h"

struct PadMapping {
    uint8_t physical_switch;
    uint8_t midi_channel;
    uint8_t midi_note;
    uint8_t led_index;
};

class AppTask {
public:
    AppTask(LedStub* led, SwitchStub* sw, UsbMidiTransport* usb_midi, BleMidiTransport* ble_midi = nullptr);
    
    void begin();
    void update();
    void process_midi_event(const MidiEvent& event);  // public for test commands
    
private:
    LedStub* led_driver;
    SwitchStub* switch_driver;
    UsbMidiTransport* usb_midi;
    BleMidiTransport* ble_midi;
    
    static const uint8_t NUM_PADS = 10;
    PadMapping pad_mapping[NUM_PADS];
    bool last_switch_state[NUM_PADS];
    uint8_t cc_map[NUM_PADS];
    
    // SysEx reassembly buffer
    static const uint8_t SYSEX_MAX_LEN = 64;
    uint8_t sysex_buffer[SYSEX_MAX_LEN];
    uint8_t sysex_len = 0;
    bool sysex_active = false;
    
    bool pending_cc = false;
    uint8_t pending_channel = 0;
    uint8_t pending_cc_num = 0;
    uint8_t pending_value = 0;

    void process_switch_event(uint8_t switch_id, bool pressed);
    void run_palette_test();
    void handle_sysex(const uint8_t* data, uint8_t len);
    void process_sysex_packet(const uint8_t* packet, uint8_t cin);
};